To make a new storage space for complementing the shortage of a storage space.

In a storage structure, an eaves ceiling 1 is set to be lower than an indoor ceiling 2 and an outer wall opening 3 is provided in part of an outer wall between the eaves ceiling 1 and the indoor ceiling 2, so that a storage space 4 expanding through the opening 3 to the back of the eaves ceiling 1 can communicate with an indoor space 5. The eaves ceiling 1 is suspended from an overhung wood 10 via a suspending rod 6 as a suspender. On the indoor side, the eaves ceiling 1 is placed on a window frame 14 constituting the edge of the outer wall opening 3, a rail 15 for a curtain 16 is mounted on the lower face at the indoor side end and a door 13 is provided in the outer wall opening 3.